Last week I noticed a keyword within one of my Yahoo ad groups had accrued only 2 clicks on a given day but generated a whopping 7 conversions. However, only 1 conversion was tracked through the client’s database for that day. I soon realized that I was dealing with a ghost in the machine, or phantom conversions within my Yahoo campaign. But there is no reason to be scarred; these phantoms will not physically harm you, but they may haunt your Yahoo pay-per-click campaign.
These phantom conversions can occur for two reasons. The first explanation applies to everyone who has migrated …





In April I posted about the impending 



